Home / 4,572.32-6,858.40-1,109.44

Finding the Fourth Proportional to 4,572.32, 6,858.40 and 1,109.44

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Solution

The fourth proportional to 4,572.32, 6,858.40 and 1,109.44 is: 1,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.32 : 6,858.40 = 1,109.44 : x
  2. Step 2: Convert to fraction form
    4,572.32/6,858.40 = 1,109.44/x
  3. Step 3: Cross multiply
    4,572.32x = 6,858.40 × 1,109.44
  4. Step 4: Simplify right side
    4,572.32x = 7,608,983.30
  5. Step 5: Solve for x
    x = 7,608,983.30/4,572.32
  6. Step 6: Final answer
    x = 1,664.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.